Автор - wodvutter

12а^3б^2+6а^2/18а^4-3а^2 сократить дробь​

Ответ

Автор - svetazuna

(12а³в² + 6а²) / (18а⁴ - 3а²) =

= 3а²*(4ав² + 2) / 3а²*(6а² - 1)

= 2*(2ав² + 1) / (6а² - 1)

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